By looking at which internal structure of a plant can you tell whether a plant is `C_3`or `C_4`? Explain.

By looking at a plant externally can you tell whether a plant is C_3 or C_4 ?Why and how?

Write one anatomical features of C_4 plants.

How can you explain that C_p is greatere than C_v ?

Name the structures which store wastes in plants?

Explain the mechanism of C_4 photosynthetic carbon cycle.Name any to plants where it occurs. Mention the difference in the structure of chlorplast in the mesophyll cells and bundle sheath cells in such plants.

Name any two C_4 plants.

Which structure are responsible for flexibility of plants?